42975163 has 16 divisors (see below), whose sum is σ = 54190080. Its totient is φ = 33105600.

The previous prime is 42975161. The next prime is 42975193. The reversal of 42975163 is 36157924.

It is not a de Polignac number, because 42975163 - 2¹ = 42975161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42975161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3718 + ... + 9988.

It is an arithmetic number, because the mean of its divisors is an integer number (3386880).

Almost surely, 2^42975163 is an apocalyptic number.

42975163 is a deficient number, since it is larger than the sum of its proper divisors (11214917).

42975163 is a wasteful number, since it uses less digits than its factorization.

42975163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6378.

The product of its digits is 45360, while the sum is 37.

The square root of 42975163 is about 6555.5444472599. The cubic root of 42975163 is about 350.2723404137.

The spelling of 42975163 in words is "forty-two million, nine hundred seventy-five thousand, one hundred sixty-three".